CA2922577C - Direct exhaust gas recirculation system - Google Patents

Direct exhaust gas recirculation system Download PDF

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Publication number
CA2922577C
CA2922577C CA2922577A CA2922577A CA2922577C CA 2922577 C CA2922577 C CA 2922577C CA 2922577 A CA2922577 A CA 2922577A CA 2922577 A CA2922577 A CA 2922577A CA 2922577 C CA2922577 C CA 2922577C
Authority
CA
Canada
Prior art keywords
exhaust
manifold
egr
valves
combustion chambers
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2922577A
Other languages
English (en)
French (fr)
Other versions
CA2922577A1 (en
Inventor
Philip C. MILLWARD
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Westport Fuel Systems Canada Inc
Original Assignee
Westport Fuel Systems Canada Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westport Fuel Systems Canada Inc filed Critical Westport Fuel Systems Canada Inc
Publication of CA2922577A1 publication Critical patent/CA2922577A1/en
Application granted granted Critical
Publication of CA2922577C publication Critical patent/CA2922577C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/42—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories having two or more EGR passages; EGR systems specially adapted for engines having two or more cylinders
    • F02M26/43—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories having two or more EGR passages; EGR systems specially adapted for engines having two or more cylinders in which exhaust from only one cylinder or only a group of cylinders is directed to the intake of the engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • F01N13/10—Other arrangements or adaptations of exhaust conduits of exhaust manifolds
    • F01N13/107—More than one exhaust manifold or exhaust collector
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/02—Gas passages between engine outlet and pump drive, e.g. reservoirs
    • F02B37/025—Multiple scrolls or multiple gas passages guiding the gas to the pump drive
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D21/00—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas
    • F02D21/06—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air
    • F02D21/08—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air the other gas being the exhaust gas of engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/04—EGR systems specially adapted for supercharged engines with a single turbocharger
    • F02M26/05—High pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust system upstream of the turbine and reintroduced into the intake system downstream of the compressor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/09—Constructional details, e.g. structural combinations of EGR systems and supercharger systems; Arrangement of the EGR and supercharger systems with respect to the engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/14—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
    • F02M26/23—Layout, e.g. schematics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/36—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with means for adding fluids other than exhaust gas to the recirculation passage; with reformers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10209—Fluid connections to the air intake system; their arrangement of pipes, valves or the like
    • F02M35/10222—Exhaust gas recirculation [EGR]; Positive crankcase ventilation [PCV]; Additional air admission, lubricant or fuel vapour admission
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F02B29/0406—Layout of the intake air cooling or coolant circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/12—Control of the pumps
    • F02B37/16—Control of the pumps by bypassing charging air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/12—Control of the pumps
    • F02B37/18—Control of the pumps by bypassing exhaust from the inlet to the outlet of turbine or to the atmosphere
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/04—EGR systems specially adapted for supercharged engines with a single turbocharger
    • F02M26/06—Low pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust downstream of the turbocharger turbine and reintroduced into the intake system upstream of the compressor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/41—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories characterised by the arrangement of the recirculation passage in relation to the engine, e.g. to cylinder heads, liners, spark plugs or manifolds; characterised by the arrangement of the recirculation passage in relation to specially adapted combustion chambers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
  • Supercharger (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
CA2922577A 2013-08-26 2014-08-26 Direct exhaust gas recirculation system Active CA2922577C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361870203P 2013-08-26 2013-08-26
US61/870,203 2013-08-26
PCT/CA2014/050817 WO2015027335A1 (en) 2013-08-26 2014-08-26 Direct exhaust gas recirculation system

Publications (2)

Publication Number Publication Date
CA2922577A1 CA2922577A1 (en) 2015-03-05
CA2922577C true CA2922577C (en) 2023-03-14

Family

ID=52585337

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2922577A Active CA2922577C (en) 2013-08-26 2014-08-26 Direct exhaust gas recirculation system

Country Status (7)

Country Link
US (1) US10094339B2 (de)
EP (1) EP3039279B1 (de)
JP (1) JP6560675B2 (de)
CN (1) CN105492752B (de)
CA (1) CA2922577C (de)
RU (1) RU2665010C2 (de)
WO (1) WO2015027335A1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9249761B2 (en) * 2013-06-13 2016-02-02 Cummins Inc. Exhaust gas recirculation and control with twin scroll turbines
US10215134B2 (en) * 2015-07-02 2019-02-26 Cummins Inc. Engine arrangements with EGR systems
JP6562847B2 (ja) * 2016-02-04 2019-08-21 大阪瓦斯株式会社 エンジンシステム、及びその制御方法
JP6675781B2 (ja) * 2016-02-18 2020-04-01 日野自動車株式会社 過給エンジン
JP6670151B2 (ja) * 2016-03-30 2020-03-18 株式会社Ｓｕｂａｒｕ エンジンシステム
KR20170139926A (ko) * 2016-06-10 2017-12-20 현대자동차주식회사 배기 가스 재순환 장치를 구비한 엔진 시스템 및 제어 방법
US10138822B2 (en) 2016-12-16 2018-11-27 Ford Global Technologies, Llc Systems and methods for a split exhaust engine system
US10107220B2 (en) * 2016-12-16 2018-10-23 Ford Global Technologies, Llc Systems and methods for a split exhaust engine system
US10683817B2 (en) * 2016-12-16 2020-06-16 Ford Global Technologies, Llc Systems and methods for a split exhaust engine system
CN106762131B (zh) * 2017-03-14 2022-10-14 观致汽车有限公司 发动机系统及应用该发动机系统的汽车
CN106870131B (zh) * 2017-03-14 2023-01-31 观致汽车有限公司 发动机系统及应用该发动机系统的汽车
CN106762129A (zh) * 2017-03-14 2017-05-31 观致汽车有限公司 发动机系统及应用该发动机系统的汽车
CN106762130A (zh) * 2017-03-14 2017-05-31 观致汽车有限公司 发动机系统及应用该发动机系统的汽车
SE540569C2 (en) * 2017-03-16 2018-10-02 Freevalve Ab Internal combustion engine and method for controlling such an internal combustion engine
CN107061053B (zh) * 2017-06-01 2022-11-01 武汉理工大学 废气—燃料重整再循环天然气发动机系统及控制方法
US10570822B2 (en) 2017-06-26 2020-02-25 Garrett Transportation I Inc. Exhaust manifold system for turbocharger device with plural volute members
US10145320B1 (en) * 2017-08-31 2018-12-04 Ford Global Technologies, Llc Methods and systems for boost and EGR control
TR201717052A1 (tr) * 2017-11-01 2019-05-21 Ford Otomotiv Sanayi As Çapraz egzoz mani̇foldu
JP6825541B2 (ja) * 2017-11-15 2021-02-03 トヨタ自動車株式会社 Ｅｇｒ制御装置
EP3499016B1 (de) * 2017-12-14 2024-07-03 MoldTecs-01-2022 GmbH Luftkanalanordnung und verbrennungsmotor
EP3752724B1 (de) 2018-02-16 2022-03-09 Volvo Truck Corporation Verbrennungsmotoranordnung
JP7163251B2 (ja) * 2019-07-11 2022-10-31 愛三工業株式会社 Ｅｇｒガス分配器
CN110230556A (zh) * 2019-08-02 2019-09-13 潍柴动力股份有限公司 一种egr系统与一种发动机
CN110529301A (zh) * 2019-08-29 2019-12-03 武汉理工大学 顺流式lng发动机废气重整器
AT523712B1 (de) * 2020-05-14 2021-11-15 Avl List Gmbh Brennkraftmaschine
CH717411A1 (de) * 2020-05-14 2021-11-15 Liebherr Machines Bulle Sa Aufgeladene Verbrennungskraftmaschine mit optimierter Abgasrückführung.
EP3922826B1 (de) * 2020-06-12 2026-02-25 Volvo Truck Corporation Steuerungseinheit und verfahren darin zur steuerung der auslassventile von zylindern in einer brennkraftmaschine
JP7435381B2 (ja) 2020-09-23 2024-02-21 マツダ株式会社 エンジンシステム
CN112610368B (zh) * 2020-12-10 2022-07-12 一汽解放汽车有限公司 一种排气总成及车辆
CN115163352B (zh) * 2022-06-24 2024-04-09 武汉理工大学 基于废气重整再循环的余热利用系统及发动机

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4179892A (en) * 1977-12-27 1979-12-25 Cummins Engine Company, Inc. Internal combustion engine with exhaust gas recirculation
JPS63150068U (de) * 1987-03-21 1988-10-03
US6003315A (en) * 1997-03-31 1999-12-21 Caterpillar Inc. Exhaust gas recirculation system for an internal combustion engine
SE9801544L (sv) * 1998-05-04 1999-04-26 Scania Cv Ab Anordning för avgasåterföring vid förbränningsmotor samt en motor innefattande en sådan anordning
US6220233B1 (en) * 1999-10-13 2001-04-24 Caterpillar Inc. Exhaust gas recirculation system having variable valve timing and method of using same in an internal combustion engine
DE19963358A1 (de) * 1999-12-28 2001-07-12 Bosch Gmbh Robert Verfahren und Vorrichtung zur Steuerung einer Brennkraftmaschine mit einem Luftsystem
EP1138928B1 (de) * 2000-03-27 2013-04-24 Mack Trucks, Inc. Turboaufgeladene Brennkraftmaschine mit Abgasrückführung
US6347619B1 (en) * 2000-03-29 2002-02-19 Deere & Company Exhaust gas recirculation system for a turbocharged engine
US6508209B1 (en) * 2000-04-03 2003-01-21 R. Kirk Collier, Jr. Reformed natural gas for powering an internal combustion engine
JP2002089377A (ja) 2000-09-11 2002-03-27 Mitsubishi Motors Corp Ｅｇｒ装置
SE519321C2 (sv) * 2001-06-29 2003-02-11 Saab Automobile Sätt att driva en förbränningsmotor samt förbränningsmotor
JP4168809B2 (ja) * 2003-04-03 2008-10-22 いすゞ自動車株式会社 Ｅｇｒ付き排気過給エンジン
SE531208C8 (de) * 2004-03-31 2009-02-17
US7269950B2 (en) * 2004-05-05 2007-09-18 Precision Industries, Inc. Staged turbocharger
US7377270B2 (en) * 2006-10-23 2008-05-27 Caterpillar Inc. Exhaust gas recirculation in a homogeneous charge compression ignition engine
US20080295501A1 (en) * 2007-05-31 2008-12-04 Weidong Gong Stoichiometric engine system utilizing reformed exhaust gas
US8176737B2 (en) * 2008-07-31 2012-05-15 Caterpillar Inc. Exhaust system having 3-way valve
US8196403B2 (en) * 2008-07-31 2012-06-12 Caterpillar Inc. Turbocharger having balance valve, wastegate, and common actuator
US8161747B2 (en) * 2008-07-31 2012-04-24 Caterpillar Inc. Exhaust system having series turbochargers and EGR
DE102008039085A1 (de) * 2008-08-21 2010-02-25 Daimler Ag Brennkraftmaschine mit einem Abgasturbolader
US8640457B2 (en) 2009-10-13 2014-02-04 General Electric Company System and method for operating a turbocharged engine
CN102667083B (zh) * 2009-12-08 2015-03-25 丰田自动车株式会社 内燃机的排气净化系统
US20110289914A1 (en) * 2010-05-28 2011-12-01 Caterpillar Inc. Upstream egr restriction
US8528530B2 (en) 2010-06-30 2013-09-10 General Electric Company Diesel engine system and control method for a diesel engine system
DE102011002553A1 (de) * 2011-01-12 2012-07-12 Ford Global Technologies, Llc Aufgeladene Brennkraftmaschine und Verfahren zum Betreiben einer derartigen Brennkraftmaschine
EP2787195A4 (de) * 2011-12-01 2015-12-30 Toyota Motor Co Ltd Verbrennungsmotor mit lader
JP5922402B2 (ja) * 2011-12-28 2016-05-24 三菱重工業株式会社 ツインスクロールターボチャージャ
US9453465B2 (en) * 2013-05-07 2016-09-27 Ford Global Technologies, Llc Direct injection of diluents or secondary fuels in gaseous fuel engines

Also Published As

Publication number Publication date
JP6560675B2 (ja) 2019-08-14
CN105492752A (zh) 2016-04-13
EP3039279A1 (de) 2016-07-06
RU2016107925A3 (de) 2018-06-22
US10094339B2 (en) 2018-10-09
RU2665010C2 (ru) 2018-08-24
CN105492752B (zh) 2019-09-24
CA2922577A1 (en) 2015-03-05
EP3039279A4 (de) 2017-03-01
US20160215736A1 (en) 2016-07-28
WO2015027335A1 (en) 2015-03-05
RU2016107925A (ru) 2017-10-03
EP3039279B1 (de) 2020-04-08
JP2016534279A (ja) 2016-11-04

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